Home / 126,754.56-174,921.06-70,165.94

Finding the Fourth Proportional to 126,754.56, 174,921.06 and 70,165.94

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Solution

The fourth proportional to 126,754.56, 174,921.06 and 70,165.94 is: 96,828.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,754.56 : 174,921.06 = 70,165.94 : x
  2. Step 2: Convert to fraction form
    126,754.56/174,921.06 = 70,165.94/x
  3. Step 3: Cross multiply
    126,754.56x = 174,921.06 × 70,165.94
  4. Step 4: Simplify right side
    126,754.56x = 12,273,499,726.09
  5. Step 5: Solve for x
    x = 12,273,499,726.09/126,754.56
  6. Step 6: Final answer
    x = 96,828.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.